Stomatoblastula
體囊胚
??? 情景例句
Do we have to pre-book tours, or can we get them on site?
我們必須預定行程， 還是到那個地方再說？
The brave man hazards his life, but not his conscience.
英雄的人可以冒生命危險，但不冒良心危險。
Oh no!I'd like Chinese tea with nothing in it,please.
不了！我愛喝什么也不加的中國茶。